Home / 1,012,436.79-1,518,901.02-302,459.64

Finding the Fourth Proportional to 1,012,436.79, 1,518,901.02 and 302,459.64

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Solution

The fourth proportional to 1,012,436.79, 1,518,901.02 and 302,459.64 is: 453,762.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,436.79 : 1,518,901.02 = 302,459.64 : x
  2. Step 2: Convert to fraction form
    1,012,436.79/1,518,901.02 = 302,459.64/x
  3. Step 3: Cross multiply
    1,012,436.79x = 1,518,901.02 × 302,459.64
  4. Step 4: Simplify right side
    1,012,436.79x = 459,406,255,704.83
  5. Step 5: Solve for x
    x = 459,406,255,704.83/1,012,436.79
  6. Step 6: Final answer
    x = 453,762.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.